LG 32LV355T Service Manual page 37

Rear AV
REAR_AV
C2701
D2710
47pF
R2702
30V
75 50V
REAR_AV
REAR_AV
JK2702
PPJ233-01
[RD]E-LUG
5C
[RD]O-SPRING
4C
[RD]CONTACT
3C L-MONO
[WH]C-LUG
4B
[YL]CONTACT
3A
D2712
[YL]O-SPRING 5.6V
4A
REAR_AV
[YL]E-LUG
5A
REAR_AV
REAR_AV
D2713
5.6V
@optio
AV_DET
22
D2702
COM_GND
30V
21
SYNC_IN OPT
20
SYNC_OUT
19
SYNC_GND2
D2711
18 30V
D2703
SYNC_GND1
30V OPT
17
OPT
RGB_IO
16
R_OUT
15
D2704
RGB_GND
R2707
30V
14 75
R_GND
13
R2701
D2B_OUT 0
@optio
12
G_OUT
11
D2705
D2B_IN
30V R2703
10
75
G_GND
9
ID
8
B_OUT
7
AUDIO_L_IN
D2706
R2704
6 30V
75
B_GND
5
AUDIO_GND
4
AUDIO_L_OUT
3
AUDIO_R_IN
2
AUDIO_R_OUT D2707 R2705
5.6V 470K
1
OPT
PSC008-01
JK2701
Full Scart
D2709
5.6V
OPT R2706
470K
D2708
5.6V
OPT
D2701
5.6V
OPT
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
+3.3V_Normal
L2709
BLM18PG121SN1D
C2716
C2718
47uF
0.1uF
6.3V
16V
AV_CVBS_IN
C2702
220pF
50V
+3.3V_Normal
OPT
R2711
10K
REAR_AV
AV_CVBS_DET
R2714
1K
D2715 REAR_AV
C2704
5.6V
0.1uF
OPT
16V
REAR_AV
REAR_AV
R2715
10K
OPT
AV_R_IN
C2717 C2719
L2703
10uF 0.1uF
C2707
120-ohm
R2709
REAR_AV 6.3V 16V
330pF
470K
50V
REAR_AV REAR_AV
L2704 REAR_AV
R2716
120-ohm
10K
AV_L_IN
REAR_AV
C2708
R2720
R2710
330pF 12K
470K
50V REAR_AV
REAR_AV REAR_AV
+3.3V_Normal
R2712
10K
SC1/COMP1_DET
R2717
1K
D2714
C2705
5.6V
0.1uF
16V
OPT
@optio
R2713
0
SC1_SOG_IN
@optio E
R2732
ISA1530AC1
470
Q2701
SC1_CVBS_IN B
C
@optio @optio C2706
Q2702 R2733
C2703
R2708 220pF
2SC3052 47K
47pF C
75
50V R2730
50V
OPT 390 B
E
R2729
390
Rf
Rg
R2725 R2731
C2715
75 180
Gain=1+Rf/Rg
100uF
16V
SC1_FB
R2724
SC1_R+/COMP1_Pr+ 22
R2718
75
OPT
SC1_G+/COMP1_Y+
30V
REC_8
D2717
SC1_ID
OPT
D2716
R2723
SC1_B+/COMP1_Pb+
30V
15K R2726
3.9K
R2721
10K
SC1/COMP1_L_IN
L2706
C2711 R2727
120-ohm
330pF 12K
50V
R2722
10K
SC1/COMP1_R_IN
L2705
120-ohm C2712
R2728
330pF
12K
50V
DTV/MNT_L_OUT
L2701 C2709
C2713
BLM18PG121SN1D
1000pF 4700pF
50V
DTV/MNT_R_OUT
L2702
C2714
BLM18PG121SN1D C2710
4700pF
1000pF
50V
ETHERNET CONTROLLER
OPT
C2729 C2731
0.1uF 6.3V
16V 10uF
+3.3V_VA
C2725 C2726
27pF 27pF
50V 50V
C2749 C2750
C2720
0.1uF 0.1uF X2701
0.1uF
16V 16V
16V 25MHz
R2740
1M
R2750 4.7K
+3.3V_VA
R2751 4.7K
R2741
10 R2752 4.7K
+3.3V_VA
R2753
1.5K
R2736
RSET LED0/PHYAD[0]
1 24
2.49K
THERMAL
PWOUT12A MDIO
2 23
33
MDI+[0] MDC
3 22
LAN_TXP
IC2701
MDI-[0] PHYRSTB
4 21
RTL8201E-GR
LAN_TXN
MDI+[1] TXEN
5 20
LAN_RXP
MDI-[1] TXD[3]
6 19
LAN_RXN
R2735
AVDD33_1 TXD[2]
7 18
4.7K
RXDV TXD[1]
8 17
H : RMII MODE
L : MII MODE
+3.3V_VA
R2739 R2742
R2749
22 22 22
C2730
5pF
50V
ET_REF_CLK_LC
IN CASE OF SMALL= 15V
+12V/+15V
L2708
C2724
C2723
0.1uF
0.1uF
50V
50V
C2721
47uF
16V
DTV/MNT_VOUT
R2734
15K
CLOSE TO MSTAR
DTV/MNT_L_OUT
C2733
10uF
16V
C2727
R2743
0.01uF
+12V/+15V
22K
R2737 100
SCART1_Lout
C2722
0.1uF
R2738 100
50V SCART1_Rout
C2728 R2744
0.01uF
22K
@optio
DTV/MNT_R_OUT
C2734
10uF
16V
[SCART AUDIO MUTE]
DTV/MNT_L_OUT
Q2703
2SC3052
RT1P141C-T112
R2745 Q2705
2K
3
1
DTV/MNT_R_OUT
2
Q2704
2SC3052
R2747
2K
for EMI
LAN_TXP
LAN_TXN
OPT
C2738
10pF
50V
LAN_RXP
LAN_RXN
OPT
C2739
10pF
50V
+3.3V_Normal
LAN_LINK_G
R2765
ET_MDIO
10K
ET_MDC
/RST-PHY
OPT
ET_TX_EN
LAN_LINK_G
C2737
0.1uF
16V
LAN_ACTIVE_Y
ET_TXD1
R2767 R2768
+3.3V_Normal
4.7K
4.7K
L2710
ET_REF_CLK
CM2012FR10KT
C2754
56pF
50V
COMPONENT2
IC2702-*1
SN324
OUT1 OUT4
1 14
EU_OPT_AUK
INV_IN1 INV_IN4
2 13
NON_INV_IN1 NON_INV_IN4
3 12
6A
VCC GND
4 11
5A
NON_INV_IN2 NON_INV_IN3
5 10
4A
INV_IN2 INV_IN3
6 9 7B
OUT2 OUT3
5B
7 8
7C
5C
EU_OPT_BCD
5D
IC2702
AS324MTR-E1
4E
R2755
OUT1 OUT4
2.2K
1 14 5E
R2760
IN1- IN4- 6E
OPT 33K
2 13
R2759
PPJ234-01
470K
JK2703
R2763
IN1+ IN4+
10K REAR_COMP2
3 12
R2756 C2735
5.6K 33pF
VCC GND
4 11
R2757
5.6K IN2+ IN3+
5 10
[SCART PIN 8]
R2761
33K IN2- IN3-
6 9
R2764
10K
OUT2 OUT3
7 8
R2754 C2736
33pF
2.2K
OPT
R2758
470K
+3.5V_ST
R2762
10K
SCART1_MUTE
C2732
0.1uF
ETHERNET JACK
JK2704
EAG35781001
OPT
C2740 D2718 D2721 XRJV-01V-D12-180
10pF 5.5V 5.5V
50V EAH60667401 EAH60667401
P1_TD+
1
P2_CT
2
P3_TD-
3
P4_RD+
4
P5_CT
5
P6_RD-
6
OPT
D2719 D2722 P7
7
C2741 C2748
5.5V 5.5V
10pF
EAH60667401 EAH60667401 0.01uF
+3.3V_Normal
25V
50V
P8
8
R2781
510 D1
D1
D2
D2
R2782
510 D3
D3
D4
D4
9
D2720 D2723
C2751 C2752
5.5V 5.5V
100pF 100pF
EAH60667401 EAH60667401
50V 50V 3216 TPYE : FOR ESD SHILED
R2790 0
FOR EMI C2742
0.1uF
16V
FOR EMI C2743
0.1uF
16V
C2744
FOR EMI
0.01uF
50V
FOR EMI C2745
0.01uF
50V
FOR ESD
OPT
C2753
1000pF
50V
+3.3V_Normal
R2779
R2783
10K
1K
D2727
5.6V
OPT
[GN]E-LUG
R2784
75
[GN]O-SPRING
D2726
30V
[GN]CONTACT
[BL]E-LUG-S
D2724 30V
R2787
[BL]O-SPRING 75
[RD]E-LUG-S
R2786
[RD]O-SPRING_1 75
D2725
30V
[WH]O-SPRING
R2794
10K
[RD]CONTACT
OPT
C2746
D2728 R2788 R2796
5.6V 1000pF 12K
[RD]O-SPRING_2 470K
50V
[RD]E-LUG
R2792
10K
OPT C2747
D2729 R2795
5.6V R2789 1000pF
12K
470K
50V
+12V/+15V
IN CASE OF SMALL= 15V
OPT
R2780
10K C
B OPT
OPT
OPT
R2771 Q2708
2K R2773
OPT 2SC3052
10K
R2785 E
R2793
12K
51K
OPT
OPT C
R2777 REC_8
B
1K
SC_RE1
OPT
Q2707
OPT E
2SC3052
R2772
560
C
OPT
B Q2706
SC_RE2
2SC3052
OPT
R2778 E
OPT
R2774 1K
680
GP2R 20101023
DVB_T2_LAN 27
LGE Internal Use Only
COMP2_DET
COMP2_Y+
COMP2_Pb+
COMP2_Pr+
COMP2_L_IN
COMP2_R_IN